Fig. 2
From: An Efficient Bifunctional Electrocatalyst of Phosphorous Carbon Co-doped MOFs
a XRD pattern of Co/P0/MOFs-700, Co/P1/MOFs-700, and Co/P2/MOFs-700. b SEM images of Co/P1/MOFs-700. c ORR polarization curves of the phosphorus-doped samples. d OER polarization curves of phosphorus-doped samples
